Home / 21,704.39-32,557.58-6,911.92

Finding the Fourth Proportional to 21,704.39, 32,557.58 and 6,911.92

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Solution

The fourth proportional to 21,704.39, 32,557.58 and 6,911.92 is: 10,368.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,704.39 : 32,557.58 = 6,911.92 : x
  2. Step 2: Convert to fraction form
    21,704.39/32,557.58 = 6,911.92/x
  3. Step 3: Cross multiply
    21,704.39x = 32,557.58 × 6,911.92
  4. Step 4: Simplify right side
    21,704.39x = 225,035,388.35
  5. Step 5: Solve for x
    x = 225,035,388.35/21,704.39
  6. Step 6: Final answer
    x = 10,368.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.